Alejandra E. Vilela

ORCID: 0000-0002-0266-0198
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About
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Research Areas
  • Agronomic Practices and Intercropping Systems
  • Ecology and Vegetation Dynamics Studies
  • Plant Water Relations and Carbon Dynamics
  • Plant Taxonomy and Phylogenetics
  • Polysaccharides Composition and Applications
  • Bioenergy crop production and management
  • Plant nutrient uptake and metabolism
  • Soil Carbon and Nitrogen Dynamics
  • Agroforestry and silvopastoral systems
  • Botany, Ecology, and Taxonomy Studies
  • Mediterranean and Iberian flora and fauna
  • Sunflower and Safflower Cultivation
  • Plant Diversity and Evolution
  • Irrigation Practices and Water Management
  • Plant and animal studies
  • Weed Control and Herbicide Applications
  • Plant Physiology and Cultivation Studies
  • Allelopathy and phytotoxic interactions
  • Plant biochemistry and biosynthesis
  • Tree-ring climate responses
  • Seedling growth and survival studies
  • Botanical Research and Applications
  • Leaf Properties and Growth Measurement
  • Biochemical and biochemical processes
  • Forest ecology and management

Museum of Paleontology Egidio Feruglio
2008-2024

Consejo Nacional de Investigaciones Científicas y Técnicas
2010-2024

Universidade Estadual de Goiás
2024

Agricultural Plant Physiology and Ecology Research Institute
2001-2002

University of Buenos Aires
1996-2002

Fundación Ciencias Exactas y Naturales
1998-2000

Instituto Politécnico Nacional
1995

Instituto Tecnológico de Oaxaca
1995

Silphium perfoliatum L. (cup plant, silphie) and S. integrifolium Michx. (rosinweed, silflower) are in the same subfamily tribe as sunflower ( Helianthus annuus L.). has been grown many countries a forage or bioenergy crop with quality approaching that of alfalfa Medicago sativa L.) biomass yield close to maize Zea mays some environments. large seeds taste oil similar traditional oilseed sunflower. species all long‐lived, diploid perennials. Crops from this genus could improve stability,...

10.2135/cropsci2016.10.0834 article EN cc-by-nc-nd Crop Science 2017-05-01

Silflower (Silphium integrifolium Michx.) is in the early stages of domestication as a perennial version oilseed sunflower, its close relative. Grain crops with deep root systems will provide farmers new alternatives for managing soil moisture and limiting or remediating erosion, fertilizer leaching, loss biota. Several cycles selection increased seed production potential following initial germplasm evaluation 2002 have provided opportunities to document botany ecology this relatively...

10.3390/su10030638 article EN Sustainability 2018-02-28

The perennial sunflower Silphium integrifolium Michx. (Asteraceae), also known as silflower, is a prospective dual-purpose forage plus grain crop. Pre-flowering biomass harvest for animal feed and the subsequent delay in plant growth anthesis has potential to benefit seed yield and/or offset loss from native pests, such North American Eucosma giganteana (Lepidopera: Tortricidae). aim of this study was develop cropping technology silflower (A) balance production (B) minimize loss. Silflower...

10.3390/agronomy10101471 article EN cc-by Agronomy 2020-09-25

10.1016/j.jaridenv.2004.06.002 article EN Journal of Arid Environments 2004-08-26

Abstract Improvements in seed yield during domestication and breeding are frequently achieved moving plants from the conservative syndrome of plant economic spectrum towards more acquisitive side, changing how acquire, allocate, use store C nutrients relation to their wild relatives. The aims were evaluate if changed N allocation, internal recycling (N resorption efficiency proficiency, storage) N‐use‐efficiency, perennial new crop Silphium integrifolium . We compared a field experiment...

10.1111/aab.12827 article EN Annals of Applied Biology 2023-02-08

Abstract Domestication of desert‐adapted perennials has been proposed as an alternative to increase cropping intensity in low input environments. However, selection for high yield perennial crops provokes indirect changes plant resource use. These might alter how nitrogen is acquired, allocated, used and stored, thus affecting longevity stability. Using the forb Physaria a model, we compared pattern N allocation, use conservation high‐yield accessions (Y), stable (S), with their wild...

10.1111/aab.12441 article EN Annals of Applied Biology 2018-07-09

Prosopis denudans, an extreme xerophyte shrub, is consumed by ungulates and threatened firewood gathering, because it one of the preferred species used Mapuche indigenous people Patagonia. In a scenario uncontrolled use vegetation, very difficult to develop conservation plan that jointly protects natural resources its users. We performed field experiment assess impact defoliation on growth, reproduction stores wild population P. denudans. imposed four levels (removal 100, 66, 33 0% leaves)...

10.1093/conphys/cov068 article EN cc-by Conservation Physiology 2016-01-01
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